updates readme

README.md

@@ -1,23 +1,23 @@
 # xlsx-to-json
-Using Python, convert an Excel document to JSON
+Using Python, convert an Excel (xlsx) document to JSON
 
 
 ## dependencies
 * pylightxl
 
-you can run `pip install pylightxl` in your terminal/command window if you don't have these dependencies installed
+you can run `pip3 install pylightxl` in your terminal/command window if you don't have these dependencies installed
 
 ## Usage
 
-* Run the command `python xlstojson.py` in your terminal/command window
+* Run the command `python3 xlstojson.py` in your terminal/command window
 * Do what the prompt says (which is enter the path to the file)
 
 A .json file matching the name of your xlsx document will be generated.
 
 
 ## Caveats and Whatnots
-I'm not a Python Programmer. The code is written about as well as a non-Python programmer programming Python could write it.
+I wrote this six years ago; it was the first thing I'd ever written in Python.  This code was written about as well as a non-Python programmer programming Python could write it.
 
-Forgive me, I don't know what I'm doing
+I have made attempts to improve it, but I may still not know what I'm doing